Legal claims defining the scope of protection. Each claim is shown in both the original legal language and a plain English translation.
1. A capacitive touch sensor comprising: a substrate including a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index.
A capacitive touch sensor includes a substrate with a flat first active area and a second active area extending from it, capable of being bent away from the first area. Both areas detect touch input. A sensing electrode comprised of multiple sub-electrodes is positioned on the substrate to detect touch location. A protective layer covers the sensing electrode, including a first protective layer on top and a second protective layer between the electrode's bottom and the substrate. The top protective layer is thicker than the sensing electrode. The refractive index of at least one of the protective layers is adjusted to match the sensing electrode.
2. The capacitive touch sensor of claim 1 , wherein the first protective layer is provided between the plurality of sensing electrodes, and wherein the first protective layer is in direct contact with the plurality of sensing electrodes.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, the first protective layer also fills the spaces between the multiple sensing electrodes and is directly touching them.
3. The capacitive touch sensor of claim 2 , wherein the first protective layer is in direct contact with the second protective layer between the plurality of sensing electrodes.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index and where the first protective layer also fills the spaces between the multiple sensing electrodes and is directly touching them, the first protective layer is also in direct contact with the second protective layer between the sensing electrodes.
4. The capacitive touch sensor of claim 1 , wherein the sensing electrode includes a first sensing electrode on the first active area; and a second sensing electrode on the second active area, wherein the first sensing electrode includes indium tin oxide, indium zinc oxide, copper oxide, tin oxide, zinc oxide or titanium oxide, and wherein the second sensing electrode includes a nanowire, a carbon nanotube (CNT), grapheme or conductive polymer.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, the sensing electrode is implemented using different materials for the two active areas. The first area uses Indium Tin Oxide (ITO), Indium Zinc Oxide (IZO), Copper Oxide, Tin Oxide, Zinc Oxide, or Titanium Oxide. The second (bent) area uses nanowires, carbon nanotubes (CNT), graphene, or conductive polymer.
5. The capacitive touch sensor of claim 1 , wherein the protective layer includes polymer.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, the protective layer is made of polymer.
6. The capacitive touch sensor of claim 1 , wherein the protective layer includes one selected from the group consisting of polyurethane, acrylate, methacrylate, epoxy, polycarbonate, polyethylene and polystyrene.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, the protective layer is made of polyurethane, acrylate, methacrylate, epoxy, polycarbonate, polyethylene or polystyrene.
7. The capacitive touch sensor of claim 1 , wherein at least one of the first and second protective layers have a thickness in a range of 1 μm to 20 μm.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, at least one of the first and second protective layers has a thickness between 1 μm and 20 μm.
8. The capacitive touch sensor of claim 1 , wherein the substrate is flexible.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, the substrate is flexible.
9. The capacitive touch sensor of claim 1 , wherein the plurality of sensing electrodes includes one sensing electrode that extends in a first direction and another sensing electrode that extends in a second direction crossing the first direction.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, the sensing electrodes are arranged with one set extending in a first direction and another set crossing them in a second direction.
10. The capacitive touch sensor of claim 1 , wherein the first and second protective layers are in direct physical contact with at least one of the plurality of sensing electrodes.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, the first and second protective layers are in direct physical contact with at least one of the sensing electrodes.
11. The capacitive touch sensor of claim 1 , wherein the first protective layer includes a plurality of protective parts, wherein the plurality of protective parts are spaced apart from each other.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, the first protective layer consists of multiple separate protective parts with space between them.
12. The capacitive touch sensor of claim 11 , wherein the first protective layer is divided into the plurality of protective parts such that a first protective part is laterally spaced apart from a second protective part and provided near opposite sides of the first active area.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, and the first protective layer is divided into a plurality of protective parts spaced apart from each other, the first protective layer is divided into segments on opposite sides of the flat first active area.
13. The capacitive touch sensor of claim 11 , wherein the plurality of protective parts include a first protective part and a second protective part, wherein at least one of the plurality of sensing electrodes is disposed between the first protective part and the second protective part.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, and the first protective layer consists of multiple separate protective parts with space between them, at least one sensing electrode is located between two of the protective parts.
14. The capacitive touch sensor of claim 13 , wherein the first protective part and the second protective part are disposed between the first active area and the second active area.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, and the first protective layer consists of multiple separate protective parts with space between them, and at least one sensing electrode is located between two of the protective parts, the protective parts are located between the flat first area and the bent second area.
15. The capacitive touch sensor of claim 11 , wherein two adjacent sensing electrodes have respective side surfaces that face each other, and at least one of the plurality of protective parts covers the side surfaces of the two adjacent sensing electrodes.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, and the first protective layer consists of multiple separate protective parts with space between them, two adjacent sensing electrodes have sides facing each other, and at least one protective part covers these sides.
16. The capacitive touch sensor of claim 1 , wherein the first protective layer covers at least one of a top surface or a side surface of at least one of the plurality of sensing electrodes.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, the first protective layer covers the top or side surface of at least one of the sensing electrodes.
17. The capacitive touch sensor of claim 1 , further comprising a cover substrate on the substrate, wherein the cover substrate has a prescribed shape corresponding to a shape of the substrate.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, a cover substrate is located on the substrate and matches its shape.
18. The capacitive touch sensor of claim 17 , wherein the second active area is bent from the first active area in a direction from a front side to a rear side of the substrate, and wherein the sensing electrode protrudes perpendicular to a front surface of the substrate.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, and a cover substrate is located on the substrate and matches its shape, the second area bends backwards (away from the user), and the sensing electrode protrudes outward from the front.
19. The capacitive touch sensor of claim 1 , wherein the first protective layer is thicker than the second protective layer.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, the first protective layer (on top of the sensing electrode) is thicker than the second protective layer (beneath the sensing electrode).
20. The capacitive touch sensor of claim 1 , wherein the first protective layer is in direct contact with the second protective layer at an area between two adjacent sensing electrodes.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, the first and second protective layers are in direct contact with each other between adjacent sensing electrodes.
21. The capacitive touch sensor of claim 1 , further comprising a resin layer on the substrate, wherein the resin layer includes an intaglio portion, and the sensing electrode is disposed in the intaglio portion.
In the capacitive touch sensor where a substrate includes a first active area and a second active area extended from the first active area; a sensing electrode provided on the substrate to sense a position; and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of an input device, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the sensing electrode includes a plurality of sensing electrodes; wherein the protective layer includes a first protective layer and a second protective layer; wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, a resin layer is located on the substrate, and the sensing electrode is positioned within an indented area (intaglio) of this resin layer.
22. A display device comprising; a display panel; a capacitive touch sensor disposed on the display panel; and a cover substrate on the capacitive touch sensor, wherein the display panel includes a lower substrate, wherein a thin film transistor (TFT) is disposed on the lower substrate, wherein the capacitive touch sensor includes: a substrate including a first active area and a second active area extended from the first active area, a sensing electrode provided on the substrate to sense a position, and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of device touch input, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the cover substrate has a prescribed shape corresponding to a shape of the first active area and the second active area, wherein the sensing electrode includes a plurality of sensing electrodes, wherein the protective layer includes a first protective layer and a second protective layer, wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index.
A display device incorporates a display panel, a capacitive touch sensor on the panel, and a cover substrate above the sensor. The display panel includes a lower substrate with thin film transistors (TFTs) on it. The touch sensor itself includes a substrate with a flat first active area and a bent second active area, both of which detect touch. Sensing electrodes are on the substrate. A protective layer includes a top layer and a bottom layer around the sensing electrodes, where the top layer is thicker than the electrode. The refractive index of at least one protective layer is matched to the sensing electrode. The cover substrate’s shape matches both active areas.
23. The display device of claim 22 , wherein the display panel includes at least one of LCD, FED, PDP, OLED or EPD.
In the display device comprising a display panel; a capacitive touch sensor disposed on the display panel; and a cover substrate on the capacitive touch sensor, wherein the display panel includes a lower substrate, wherein a thin film transistor (TFT) is disposed on the lower substrate, wherein the capacitive touch sensor includes: a substrate including a first active area and a second active area extended from the first active area, a sensing electrode provided on the substrate to sense a position, and a protective layer on the sensing electrode, wherein the first active area and the second active area each detect a position of device touch input, wherein the first active area is flat, wherein the second active area is bent from the first active area, wherein the cover substrate has a prescribed shape corresponding to a shape of the first active area and the second active area, wherein the sensing electrode includes a plurality of sensing electrodes, wherein the protective layer includes a first protective layer and a second protective layer, wherein the first protective layer is provided on a top surface of the sensing electrode, wherein the second protective layer is between a top surface of the substrate and a bottom surface of the sensing electrode, wherein a thickness of the first protective layer is larger than a thickness of the sensing electrode, and wherein at least one of the first protective layer and the second protective layer is index-matched with the sensing electrode by adjusting a refractive index, the display panel is an LCD, FED, PDP, OLED, or EPD.
Unknown
October 17, 2017
Browse 5M+ US patents with plain-English claim translations and AI-generated analysis.